Herbaceous Perennials Fact Sheet No. 7.405 Gardening Series| by M. Meehan, J.E. Klett and R.A. Cox * An ever-expanding palette of herbaceous Quick Facts perennials lets home gardeners create showy collections. New and hybrids • These herbaceous perennials become available regularly. are best adapted for Under normal growing conditions, Colorado's lower elevations. herbaceous perennials live many years. They die back to the ground each winter, unlike • Herbaceous perennials differ woody such as trees and shrubs. in bloom period, color, Perennials quickly establish themselves in a height, foliage texture and few growing seasons and create a backbone environmental requirements. for the flower garden. • Environmental requirements Plants vary in flower color, bloom time, include sun and wind height, foliage texture and environmental requirements. Environmental requirements exposure or lack of it, soil include sun exposure, soil conditions conditions and water needs. and water needs. The key to a successful • Matching the perennial perennial garden is to choose plants whose to the site conditions requirements match your site’s conditions. produces a successful Table 1 lists perennials adapted to the perennial garden. broad range of growing conditions in Colorado's lower elevations. Many also do well at higher elevations, but for a more specific listing of perennials adapted to higher elevation, see fact sheet 7.406, Flowers for Mountain Communities. Fact sheet 7.400, Ground Cover Plants includes herbaceous perennial groundcovers not listed below. More information on design and maintenance of perennial gardens can be found in fact sheet 7.402, ­Perennial Gardening.

Key to Table 1: a only most common cultivars are listed. b Not Important. Barely-noticeable flowers that are unimportant. The plant is grown for its foliage only. X: Xeric; plants that are adapted to low water conditions once established. M: Plants that prefer moist soils. C: Flowers that are good for cutting. * - a variety of a species that is developed, propagated and maintained under cultivation. Short for “cultivated variety.” ** Biennial - a plant that grows foliage the first year, blooms and sets the second year, then dies.

*M. Meehan, former Colorado State University graduate ©Colorado State University student; J.E. Klett, Extension landscape horticulture Extension. Reviewed 12/08. specialist and professor, horticulture and landscape architecture; and R.A. Cox, Extension horticulture agent, www.ext.colostate.edu Arapahoe County. 12/08 Table 1: Herbaceous perennials best adapted to lower elevations. SUNNY EXPOSURE Botanical and Flower Bloom Common Name Color Period Height Cultivarsa Comments/Cultural Hints

Achillea hybrids White-Red- June-Sept. 1.5-2.5' Moonshine, Paprika, Spreads quickly; good for drying. X, C Yarrow Pastels-Yellow Summer Pastels Achillea filipendula Yellow June-Oct. 2.5-4.5' Coronation Gold, Gold Fern-like texture; spreads to 3'. X, C Fernleaf yarrow Plate Agastache cana Pink July-Sept. 1-3' Sonoran Sunset® Fragrant foliage; blossoms smell like bubble Hyssop, double bubblemint gum; Plant Select®. X Agastache rupestris Orange-Red-Pink July-Sept. 2-3' Sunset® Blossoms smell like root beer; favored by Sunset® hyssop hummingbirds; Plant Select®. X Alcea rosea Red-Pink-White June-Aug. 3-6' Chater's Series, Biennial or perennial; use as background Hollyhock Watchman plant; prone to rust disease. C Armeria maritima Red-Pink-White April-June 6-8" Alba, Splendens, Dense rounded mat foliage, adapts to dry Sea pink Victor Reiter soil, salt tolerant. Artemisia ‘Powis Castle' NIb NIb 2-3' Powis Castle Gray foliage; mounding habit. X Powis Castle sage Artemisia ludoviciana NIb NIb 1.5-3.5' Valerie Finnis Upright growth habit; large silver . X Sagewort, prairie sage Artemisia schmidtiana NIb NIb 8-12" Silver Mound Soft, feathery, silver gray foliage; used for Silver mound sage specimen or contrast. X Asclepias tuberosa Orange June-Aug. 2' Best in well-drained soil. X, C Butterfly weed Aster novae-angliae White-Pink-Purple Sept.-Oct. 3-4' Alma Potschke, Prefers well-drained soil; may require New England aster Purple Dome staking. C Aster novi-belgii White-Pink-Purple Aug.-Sept 2-3' Alert, Prof. Kippenburg, Prefers well-drained soil; may require Dwarf Fall aster Snow Flurry staking. C Aurinia saxatilis Yellow April-May 9-12" Compacta, Sulfureum Gray-green mounding foliage; sheer after (Alyssum saxatile) bloom. Basket-of-gold Baptisia australis Blue May-June 2-4.5' Background plant; interesting seed pods. X, C False indigo Berlandiera lyrata Yellow June-July 10-20 in. Flowers give off the scent of chocolate in the Chocolate flower early morning; very xeric. X Callirhoe involucrata Reddish Purple June-Aug. 6" Trailing stems spread to 3'; blooms are Poppy mallow, winecups cup-shaped. Plant Select®. X Catananche caeruleal Blue-Purple June-Aug. 1-1.5' Dark-eyed blooms; tall clumps of slender Cupid's dart leaves. X, C Centaurea dealbata Pink May-June 1-2' Rosea Spiky flowers; deer resistant. X, C Persian cornflower Centaurea montana Blue-Purple May-June 1-2' Perennial version of the bachelor's button Perennial bachelor's button (cornflower) wildflower. X, C Centranthus ruber Red-Pink-White May-Sept. 1-3' Albus Prefers well-drained soil; gray-green foliage. Jupiter's beard, red valerian X, C Coreopsis auriculata Yellow-Orange June-Sept. 4-8 in. Nana Dense, spreading mound of foliage. X Dwarf coreopsis Coreopsis grandiflora Yellow June-Sept. 1-2.5' Baby Sun, Early Extend bloom by removing spent flowers. Coreopsis Sunrise, Sunray X, C Coreopsis lanceolata Yellow June-Aug. 1.5-2' Slender shiny green leaves. X, C Lance-leaf coreopsis Coreopsis rosea Pink Aug-Sept. 1-2' A clump of thread-leaf foliage. Pink coreopsis Coreopsis verticillata Yellow July-Sept. 1.5-2.5' Moonbeam, Zagreb Fine-textured foliage. X, C Threadleaf coreopsis Dalea purpurea Purple June-Aug. 2-3' Long, thin stems with cylindrical flower heads; Purple prairie clover thread-like leaves. X Delphinium hybrids White-Blue-Pink- June-Aug. 2-4' Conn. Yankee, Dwarf and plant poisonous; may need Larkspur, Delphinium Purple & Giant Pacific hybrids staking. C Dendranthema x morifolium Pink June-Aug. 2-3' Clara Curtis Pink, daisy-like flowers bloom for long periods Hardy chrysanthemum C Pink Daisy Dianthus plumarius Pink-White May-July 1-1.5' Numerous Dense rounded habit; fragrant blooms. Cottage pink Dianthus gratianopolitanus Pink-White May-June 4-8 in. Firewitch, Spotty, Spreading, grass-like clumps; gray-green Cheddar pinks Tiny Rubies fragrant foliage. Echinacea purpurea Purple-Pink-White July-Sept. 2-3' Alba, Magnus, White Stiff habit; good in naturalized Purple coneflower Swan areas. X, C Echinops ritro Blue July-Sept. 3-4' Taplow Blue Prefers well-drained soil; globe flowers can Globe thistle bloom 6-8 weeks. X, C Erigeron hybrids Pink-Purple June-July 1-3' Azure Fairy, Needs well-drained soil; extend bloom by Fleabane Pink Jewel removing spent flowers. C Eriogonum umbellatum Yellow May-July 0.5-1' Kannah Creek Dark green foliage below sulfur yellow button Sulfur flower -like blooms; Plant Select®. X Eryngium planum Blue June-Aug. 1-2' Blaukappe Silver-blue flower heads are good for drying Sea holly X, C Eschscholzia californica Yellow-Orange June-Sept. 1-2' Reseeding annual/tender perennial. X, C California poppy Table 1: Herbaceous perennials best adapted to lower elevations. (Continued) SUNNY EXPOSURE Botanical and Flower Bloom Common Name Color Period Height Cultivarsa Comments/Cultural Hints

Euphorbia polychroma Yellow-Chartreuse April-May 1.5-2' Neat green mounds; red fall color; sap may Cushion spurge be a skin irritant; less invasive. Gaillardia x grandiflora Yellow-Red- June-Sept. .5-2.5' Baby Cole, Burgundy, Showy, daisy-like blooms. X, C Blanket flower Orange Dazzler, Goblin Gazania krebsiana Orange May-Sept. 3-8 in. Tanager® Rosette of lobed leaves; short-lived perennial Hardy orange gazania or reseeding annual; Plant Select®. X Gazania linearis Yellow May-Sept. 2-8 in. Colorado Gold® A mop of linear leaves; blooms open in sun; Hardy gazania Plant Select®. X Gypsophila paniculata White- Pink June-Sept. 2-3' Bristol Fairy, Airy plant; delicate blooms; good for Baby's breath Pink Fairy drying. X, C Helenium autumnale Yellow-Red Aug.-Sept. 2-4' Buterpat, Brightly colored, daisy-like blooms. M, C Sneezeweed Moerheim Beauty Helianthemum nummularium Orange-Pink June-July 0.5-1' Apricot, Wisely Pink, Low growing; spreading mounds of foliage; Sun rose Yellow-Red-White Wisely Primrose rock garden plant. X Helianthus maximiliani Yellow July-Aug. 6-10' Strong, branched stems, lance-shaped foliage Maximilian sunflower may flop over if overhead irrigated. X, C Heliopsis helianthoides Yellow July-Sept. 3-4' Summer Sun Use as specimen planting or at back False sunflower of garden. C Iberis sempervirens White April-June 1-1.5' Alexander's White, Glossy green foliage; shear after Candytuft Autumn Snow bloom; may repeat bloom in fall. Iris hybrids Blue-White-Red- May-June 1-2.5' Numerous Prefers well-drained soil; sword-like Bearded iris Purple-Yellow foliage. X, C Knautia macedonica Red May-Sept. 1.5-3' Burgundy pincushion-like flowers; open Knautia macedonica growing habit. X, C Kniphofia uvaria Red-Orange- June-Aug. 2-3' Primrose Beauty, Spikes of flowers arise from clumps of Torch lily, red hot poker Yellow Springtime grasslike foliage. X, C Lathyrus latifolius White-Pink-Red June-Sept. 4-12' Vigorously climbing Perennial sweet pea Purple vine with mixed colored blooms. X Lavandula angustifolia Blue July-Oct. 1-1.5' Hidcote, Munstead Aromatic blooms; semievergreen Lavender foliage. X, C Liatris spicata White-Pink- July-Sept. 2-3' Floristan Violet, Clumps of grassy foliage; dense bottle Gayfeather, blazing star Purple Kobold brush blooms. C Limonium latifolium Purple June-Sept. 1.5-3' Blooms create an airy texture. X, C Sea lavender Linum perenne Blue-White May-June 2' Sapphire Light, airy plant; good wildflower; Blue flax reseeds readily. X Lychnis coronaria Purple-Red-Pink June-Aug. 1.5-3' Blood Red Silver gray foliage. X Rose campion alcea Pink June-Sept. 3-4' Fastigiata Hollyhock-like blooms; lobed foliage. X, C Rose mallow Mirabilis multiflora Purple-Red-Pink July-Sept. 1-2' Trumpet-shaped flowers; southern Desert four o'clock Colorado native; blue-green foliage. X Monarda didyma Red-Pink-Violet- July-Aug. 2-3' Cambridge Scarlet, Spreads quickly; susceptible to powdery Bee balm White Marshall's Delight mildew. C Nepeta species Blue-Purple May-Oct. 1-2' Blue Wonder, Six Hills Spreading habit; trim back after bloom, Catmint Giant, Walker's Low aromatic leaves. Oenothera speciosa Rose June-Sept. 0.5-1' Siskiyou Spreading; 2" blooms; subject to powdery Mexican Evening Primose mildew. Oenothera macrocarpa Yellow June-Sept. 1-1.5' Sprawling habit; 3-4" blooms. X Ozark sundrop Origanum laevigatum Pink-Purple-Red June-July 1-2' Herren-hausen Foliage is very aromatic. X Ornamental oregano Paeonia hybrids White-Pink May-June 2-3' Numerous Showy, spring blooms; attractive foliage.M.C. Paeonia hybrids Red-Purple alpinum White-Orange- May-June 0.5-1' Lacy, blue-green foliage; allow to reseed. X, C Alpine poppy Papaver nudicaule Pastels May-July 1' Champagne Bubbles Short-lived perennial; fragrant. X, C Iceland poppy Papaver orientale Orange-Red- May-June 2-3' Allegro, Brilliant, Large papery blooms; foliage goes dormant Oriental poppy Pink-White Prince of Orange after bloom; spreading. X, C Penstemon species Blue-Pink-Red- May-July 1-3' Elfin Pink, Huskers Red, Prefers well-drained soil; stalks of Penstemon, beard Violet-White- Prairie Dusk tubular blooms. X tongue Purple-Yellow Praire Jewel, Rondo Perovskia atriplicifolia Lavender July-Sept. 4' Silver gray, aromatic foliage; cut back Russian sage in spring above soil line. X Phlomis cashmeriana Pink June-July 2-3' Upright growth habit with blooms surrounding Kashmir sage, the stem at each set of leaves; unique plant; Jerusalem sage Plant Select®. Phlox paniculata White-Pink- July-Sept. 1.5-3' David, Orange Tall stalks with bloom clusters; Garden phlox Orange,Red Perfection, Starfire susceptible to powdery mildew. C Purple-Blue Table 1: Herbaceous perennials best adapted to lower elevations. (Continued) SUNNY EXPOSURE Botanical and Flower Bloom Common Name Color Period Height Cultivarsa Comments/Cultural Hints

Ratibida columnifera Yellow-Red July-Oct. 1.5-2' var. pulcherrima (Red) Native wildflower; flower has a cone-shaped Prairie coneflower center; sometimes called Mexican Hat. X, C Rudbeckia fulgida Yellow July-Sept. 1.5' Goldsturm 3" daisy-like blooms with brown-black Black-eyed Susan, coneflower centers. X, C Salvia argenta White June-Aug. 2-3' Large, silvery leaves; Plant Select®. X Silver sage Salvia nemorosa Pink-White- May-Aug. 1.5-2.5' Blue Queen, May Spike-like blooms that repeat if spent Salvia Blue-Purple Night, Rose Queen blooms removed. X, C Santolina chamaecyparissus Yellow July-Aug. 1-1.5' Finely cut silver gray foliage; pungent. X Lavender cotton Santolina rosmarinifolia Yellow July-Aug. 1-2' Bright green foliage; pungent. X Green lavender cotton Scabiosa caucasica White-Blue-Pink June-Oct. 1.5-2' Perfecta Alba, Blooms on wiry stems; prefers cool Pincushion flower Blue Perfection summers. C Sidalcea hybrids Pink June-July 2-4' Party Girl Looks like a hollyhock but shorter. C Miniature hollyhock Solidago hybrids Yellow July-Sept. 1.5-2' Golden Baby Prefers well-drained soil; mistakenly Goldenrod blamed for hay fever. X, C Stokesia laevis Blue-White July-Aug. 1-2' Blue Danube Large, frilly flowers. X, C Stokes' aster Tanacetum densum amanii Yellow June-July 6-8 in. Silvery-white foliage. X Partridge feather Tanacetum niveum White May-July 1.5-2.5' Silvery-white foliage. X Snow Daisy Tanacetum x coccineum Red-Pink June-July 1-2' Robinson's hybrids Fern-like leaves; daisy flowers. X, C Painted Daisy Zauschneria californica Red Aug-Oct. 1-3' Gray-green leaves; good for attracting latifolia hummingbirds Hummingbird flower Zinnia grandiflora Yellow June-Oct. 4-8 in. Papery flowers that dry well. X, C Paper flower, desert zinnia SUN TO PART SHADE Botanical and Flower Bloom Common Name Color Period Height Cultivarsa Comments/Cultural Hints Alchemilla mollis Chartreuse May-June 1-1.5' Prefers cool summers; fertile soil. M Lady's mantle Aquilegia caerulea Blue-White May-June 1.5-2.5' Prefers well-drained soil; Colorado Rocky Mountain columbine state flower. C Aquilegia hybrids Blue-Red- May-June 1-3' McKana Hybrids, Prefers well drained soil; extend bloom Columbine hybrids Yellow-White Songbirds by removing spent flowers. C Artemisia versicolor NIb NIb 0.5-1' Sea Foam Low, spreading mound of silvery foliage; ideal ‘Sea Foam' Sea Foam f o r r o c k g a r d e n s ; P l a n t S e l e c t ® . X artemisia Aruncus dioicus White June-July 3-5' Kneiffii Large rounded shrub-like perennial; Goatsbeard dense spikes of blooms. M Astilbe x arendsii Red-Pink- June-July 2-3' Amethyst, Fanal Arching plumes of flowers; prefers cool Astilbe, false spirea White-Lavender summers, fertile soil. M, C Bergenia cordifolia Pink April-May 1-1.5' Deep glossy green leaves with Heart-leafed bergenia burgundy fall color. Campanula carpatica Blue-White June-July 6-12" Blue Clips, Compact mounded habit; small, bell- Carpathian harebell White Clips shaped blooms. Campanula glomerata Purple- White May-Aug. 1-3' Superba Clusters of large purple bells. Clustered bellflower Campanula persicifolia Blue-White June-Aug. 1-3' Alba, Blue Large bell flowers; peach-like leaves. Peach-leaf bellflower Campanula rotundifolia Blue-White May-Sept. 0.5-2' Olympica, Colorado native. X Bluebells, harebells White Gem Dianthus hybrid Pink-Red-White April-Oct. 4-20 in. First Love Short lived perennial; carnation-like foliage. C Dianthus, pinks Dianthus barbatus White-Pink- May-July 1' Double Midget Mix Biennial; flat-top cluster of blooms. C Sweet William Purple-Red Diascia integerrima Pink June-Sept. 1-1.5' Coral Canyon Heat tolerant; performs well in poor soils; Twinspur Plant Select®. X Digitalis purpurea Purple-Pink- June-July 3-4' Excelsior Hybrids, Biennial; reseeds readily; Foxglove White-Yellow Foxy parts of plant are poisonous. M, C Digitalis obscura Orange-Red June-July 1-2.5' Sunset® Narrow, willow-like foliage; heat tolerant; Digitalis obscura Plant Select®. C Gaura lindheimeri White-Pink June-Sept. 1.5-4' Crimson Butterflies, Slender, gracefully arching stems; blooms Whirling butterflies Siskiyou Pink whirl like butterflies. X, C Geranium hybrids Blue-Purple May-June 1-2' Brookside, Mounding clumps of foliage. Geranium, cranesbill Johnson's Blue Table 1: Herbaceous perennials best adapted to lower elevations. (Continued) SUN TO PART SHADE Botanical and Flower Bloom Common Name Color Period Height Cultivarsa Comments/Cultural Hints

Geranium himalayense Purple-Blue May-June 1-1.5' Birch's Double, Divided leaves; double blossoms. Himalayan cranesbill Plenum Geranium sanguineum Blue-Purple- May-June 1-1.5' Album, Max Frei Mounding habit; foliage has red fall color. M Bloodred cranesbill Red-White Geum hybrids Red-Orange- June-July 1.5-2' Lady Stratheden, Prefers rich organic soil; dark green foliage. C Geum, avens Yellow Mrs. Bradshaw Hemerocallis species Yellow- Red-Pink- June-Aug. 1.5-3' Stella d'Oro, Grass-like foliage; trumpet-shaped blooms. Daylily Orange-Purple-White many others Heuchera micrantha White June-July 1-1.5' Palace Purple Some cultivars have purple foliage with a Alumroot rounded habit. M, C Heuchera sanguinea Red-White- June-Aug. 1-1.5' Firefly, Snow Angel Small bell-shaped blooms; extend bloom by Coralbells Pink removing spent flowers; Plant Select®. M, C Hibiscus moscheutos Red-Pink-White July-Sept. 2-4.5' Disco Belle, Prefers moist soil; 6-10 in. blooms. M Rose mallow Southern Belle Iris sibirica Purple-Blue-White June 2-3' Butter & Sugar, Clumps of slender leaves, M, C Siberian iris Caesar's Brother, Snow Queen Leontopodium alpinum White June-July 0.5-1' Woolly gray foliage and flowers. X Edelweiss Leucanthemum x superbum White July-Aug 1-3' Alaska, Silver Extend bloom by removing spent flowers. C Shasta daisy Princess Lilium species Pink-White- June-July 1-4' Stargazer, Bulbs with trumpet-like, fragrant flowers. C Lily Yellow-Red many others Lupinus hybrids Yellow-Red-Blue- May-June 2.5' Gallery or Russell Prefers cool summers; large pea-like blooms. Lupine White-Purple M, C Lychnis chalcedonica Scarlet-Pink-White June-July 2-3' Small groupings add bold color to the Maltese cross garden, M,C Origanum libanoticum Purple June-Sept. 1-1.5' Drooping, hop-like bracts remain after bloom; Hopflower oregano Plant Select®. Osteospermum barberiae Purple April-Sept. 8-10 in. Purple Mountain® Tidy foliage with blooms above on stems; v. compactum blooms open only in sun; Plant Select®. X Purple Mountain® sun daisy Osteospermum White-Purple April-Sept. 10-12 in. Lavender Mist® Tidy foliage with blooms above on stems; Lavender Mist® sun daisy blooms open only in sun; Plant Select®. X Phlox subulata White-Pink- April-May 4-6 in. Candy Stripe, Carpet-like mat; needle-like foliage. X Creeping phlox Red-Blue Emerald Blue, White Delight Physostegia virginiana Pink-White- Sept.-Nov. 2-4' Pink Bouquet, Dark green foliage; spikes of tubular blooms; Obedient plant Lavender Summer Snow spreading. M, C Platycodon grandiflorus White-Pink- July-Sept. 1.5-3' Fuji Pink, Mariesii Prefers well-drained soil; balloon-shaped Balloon flower Blue buds. X, C Pulmonaria saccharata Blue-Pink- April-May 1-1.5' Roy Davidson, Leaves with white spots; clump-forming. M Bethlehem sage White Smoky Blue Pulsatilla vulgaris Purple-Red-White April-May 0.5-1' Red, Papageno Fringed, fern-like foliage; Fuzzy seed heads European pasqueflower endure. X Saxifraga oppositifolia Purple June-Sept. 6-8 in. Purple Robe Foliage is in a tight rosette. X Purple robe saxifrage Scabiosa columbaria Blue-Pink May-Oct. 0.5-2' Butterfly Blue, Similar to S. caucasica but shorter and more Pincushion flower Pink Mist shade tolerant. X, C Sedum spectabile Pink-Red- Aug.-Sept. 1.5-2' Autumn Joy, Succulent foliage. X, C Showy stonecrop White Brilliant, Indian Chief Thalictrum aquilegifolium Lavender May-June 2-3' Delicate blooms; columbine-like foliage. M, C Columbine meadow rue Thermopsis rhombifolia Yellow May-June 2-3' Spreading; dark green foliage. C Golden banner Tradescantia x White-Blue- May-July 1.5-2' Concord Grape, Strap-like leaves; cut back in mid summer. M andersoniana Purple-Pink Red Cloud, Red Grape Spiderwort Trollius chinensis Yellow July-Aug. 2-2.5' Golden Queen Dark green foliage with deeply cut lobes. M Globe flower Veronica spicata Blue-Pink- June-Sept. 1-2' Blue Charm, Icicle, Upright habit; Sunny Border is a commonly Spike speedwell White Red Fox, Sliver sold hybrid. M, C Viola corsica Purple-Blue April-Oct. 6-8 in. Low-growing foliage with large flowers above; Corsican violet Plant Select®. C Zauschneria garrettii O r a n g e Aug.-Sept. 4-12 i n . O r a n g e Carpet® Good f o r c a s c a d i n g o v e r w a l l s ; t u b u l a r Table 1: Herbaceous perennials best adapted to lower elevations. (Continued) SHADE Botanical and Flower Bloom Common Name Color Period Height Cultivarsa Comments/Cultural Hints Aconitum napellus Blue-Violet June-Sept. 1.5-3' Lacy foliage; helmet-shaped flowers; Monkshood poisonous. M, C Anemone x hybrida Pink-White Aug.-Oct. 2-3' Prince Heinrich, Mounding foliage; flowers produced on tall Japanese anemone Whirlwind stems. M Brunnera macrophylla Blue May-June 1-1.5' Blooms like forget-me-nots; heart-shaped Siberian bugloss leaves form rounded mound. M Cimicifuga racemosa White Aug-Oct. 3-5' Atropurpurea Spires of flowers with clumps of green Black snakeroot foliage. M Cimicifuga simplex White June-Aug. 2-4' White Pearl Spires of flowers with clumps of green White snakeroot foliage. M Dicentra formosa Pink-White April-May 1-1.5' Luxuriant With adequate water will bloom later into the Fringed bleeding heart summer. C Dicentra spectabilis Red-White April-June 2-3' Alba Fern-like leaves; heart-shaped blooms. C Bleeding heart Filipendula rubra Pink-Red June-Aug. 4-6' Venusta Plumed foliage; fragrant. M Meadowsweet Helleborus orientalis Pink-White-Red March-April 1-1.5' Royal Heritage Nodding blooms above palmate leaves. M, C Lenten Rose Hosta species Purple-White July-Aug. 1-3' Blue Angel, Long, wide leaves; some with variegated Hosta Elegans, Patriot foliage. Ligularia dentata Dark Orange July-Sept. 3-4' Othello Mounded habit; daisy-like blooms. M Ragwort Ligularia stenocephala Yellow June-Aug. 3-5' The Rocket Rocket-like blooms reach 4-6'; foliage forms Ragwort large clump below blooms. M Lobelia fulgens Red June-Aug. 2-3' Queen Victoria Maroonish foliage. Scarlet lobelia Polemonium caeruleum Blue-White-Purple May-July 1.5-3' Album, Brise D'Anjou Leaflets are arranged like rungs of a ladder; Jacob’s ladder some varieties are variegated.

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